Changes in directory llvm/tools/gccld:
GenerateCode.cpp updated: 1.68 -> 1.69
---
Log message:
add an instcombine pass to clean up after heavy-lifting IP passes
---
Diffs of the changes: (+6 -0)
GenerateCode.cpp | 6 ++++++
1 files changed, 6 insertions(+)
Index: llvm/tools/gccld/GenerateCode.cpp
diff -u llvm/tools/gccld/GenerateCode.cpp:1.68
llvm/tools/gccld/GenerateCode.cpp:1.69
--- llvm/tools/gccld/GenerateCode.cpp:1.68 Sun Jan 21 00:29:39 2007
+++ llvm/tools/gccld/GenerateCode.cpp Sat Feb 3 17:06:03 2007
@@ -239,6 +239,12 @@
// Remove unused arguments from functions...
addPass(Passes, createDeadArgEliminationPass());
+ // Reduce the code after globalopt and ipsccp. Both can open up
significant
+ // simplification opportunities, and both can propagate functions through
+ // function pointers. When this happens, we often have to resolve varargs
+ // calls, etc, so let instcombine do this.
+ addPass(Passes, createInstructionCombiningPass());
+
if (!DisableInline)
addPass(Passes, createFunctionInliningPass()); // Inline small functions
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